| article html file updated | 31 August 2025 12:26 CEST | Update | https://www.mdpi.com/1422-0067/21/4/1502 |
| article html file updated | 20 July 2022 20:57 CEST | Update | - |
| article html file updated | 7 March 2020 17:32 CET | Update | - |
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| article html file updated | 25 February 2020 05:06 CET | Update | - |
| article pdf uploaded. | 25 February 2020 05:05 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/4/1502/pdf |
| article xml uploaded. | 25 February 2020 05:05 CET | Update | https://www.mdpi.com/1422-0067/21/4/1502/xml |
| article xml file uploaded | 25 February 2020 05:05 CET | Update | - |
| article html file updated | 22 February 2020 08:49 CET | Original file | - |
| article pdf uploaded. | 22 February 2020 08:48 CET | Version of Record | https://www.mdpi.com/1422-0067/21/4/1502/pdf-vor |
| article xml uploaded. | 22 February 2020 08:48 CET | Update | - |
| article xml file uploaded | 22 February 2020 08:48 CET | Original file | - |
